SIG Sauer MCX Rattler Reviews

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Very good workmanship It works excellent Very pleased
REAL JUNK!
This CO2 gun has an extremely limited life because the gas seals in the receiver where the magazine connects are junk! After so many recharges with a new gas cartridge the seals wear out and all your gas leaks out! I know it's not the magazine because I tried a new one and same thing happens.
If you're determined to buy one I recommend getting a protection plan, for whatever it's worth. SIG should stick to making real weapons, which are probably just as worthless!
10 of 12 SIG Sauer MCX Rattler Reviews

Pretty fun I jus wanted it to match my real rattler lol nice fun lil toy to play around with
REAL JUNK!
This CO2 gun has an extremely limited life because the gas seals in the receiver where the magazine connects are junk! After so many recharges with a new gas cartridge the seals wear out and all your gas leaks out! I know it's not the magazine because I tried a new one and same thing happens.
If you're determined to buy one I recommend getting a protection plan, for whatever it's worth. SIG should stick to making real weapons, which are probably just as worthless!

First things first, this airgun is very well made. Although the plastic on some parts may be prone to damage (charging handle, flip up sights, and stock). One big problem is that the accessories on this airgun is not (kinda) compatible with other Sig airgun accessories (other airgun handguards). Some Amazing features on this airgun are: slide locking back on last round, Not being able to put back on safe after dry fire, great blowback, YOU CAN FIELD STRIP IT, (internal) gas blowback, the magazine not looking horrible (pmag 🤩🤩🤩) folding stock, the stock not looking horrible, working small features (bolt release and assist, ambi mag release) WORKING SLING QD (only on stock....). Some very bad things about this airgun are: plastic handguard, non working handguard sling QD, flimsy and wobbly charging handle (also plastic), so light that the magazine is heavier when the gun is bare bones, non working sling QD near fire selector. The absolute best feature(s) on this gun for me is the godteir trigger, 3 round burst(I forgot the metion) and charging handle+working bolt. DO NOT! absolutely do not rack the charging handle too hard, it will literally snap.

Works good, do not overfill magazine. Great for shredding boxes.
The looks
Everything that has to do with its actual functioning
First 2 magazines jammed up. used a different ammo brand for 3rd magazine which also jammed up and magazine leaked out air as well. Tried another brand ammo, made it about 5 shots before air escaped from the seals somewhere coming violently out of the upper receiver. THE GUN LITERALLY BLEW UP IN MY HANDS. RETURNED THIS JUNK
The realism of this air rifle/pistol is outstanding. It’s polymer construction is “Tight, and Solid”. Full upper rail is scope or optics ready.
Give it more FPS, as the current power leaves a Lot to be desired. The detachable magazine is cool, but loading is tedious, and slightly difficult.
The “flash hider/muzzle break” is non-removable for those individuals who like to “dress-up” their airguns. Also, the rear AR/M4 style bolt is functional, but not quite sure what it actually does. The grip is the only thing that can be replaced (the equipped grip is Ugly but very comfortable for myself. The price may seem a bit high, but the fun with this gun on auto* is totally worth it! BTW this gun has a 3 round burst mode, a semi-auto, and safety. If your looking for a plinker, then this may be for you!
I like the overall design. Feels solid. Easy trigger pull.
Redesign of the magazine. And have spare mags available to purchase.
The one I currently have is a replacement. The first one broke internally after the first 3 bbs. I limmediately contacted Pyramydair and arranged for a replacement, which I received in about a week.
I'm having a little issue with the magazine. It has to be really tightened down hard for it to not leak co2. The bb follower spring does alway push the bbs up into firing position, even after I lubed the spring and the channel. Still the majority of time it will not work properly. The bolt catch on the mag doesn't come up and catch the bolt on the last shot like it's designed to do. And I am unable to to find replacement magazines anywhere online. And I hesitate to return the 2nd gun back just for a somewhat minor magazine issue.
This is a very well made airgun. Hefty and sturdy. A blast to shoot
Spare magazines. There are no spare magazines available yet. So, use care when ejecting the mag. It breaks, you'll have a big paperweight. Make sure when introducing a new model, have spare mags available for purchase.
Sig and Umarex need to make sure additional mags are available. For now, mine will be put away until the mags are added for sale. Normally, I don't buy a new model unless spare mags are available but, I wanted the Rattler for my Sig Sauer Collection.
I like feel and the weight, plus it's FUN.
Nothing
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Nov 22, 2024
By David M.
Very good workmanship It works excellent Very pleased